The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 26, 2004
Filed:
Jun. 07, 2002
Applicant:
Inventors:
Mathias Destarac, Paris, FR;
Dominique Charmot, Los Gatos, CA (US);
Samir Zard, Gif sur Yvette, FR;
Isabelle Gauthier-Gillaizeau, Carquefou, FR;
Assignee:
Rhodia Chimie, Boulogne Billancourt Cedex, FR;
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/00 ;
U.S. Cl.
CPC ...
C08F 4/00 ;
Abstract
The invention concerns a method for preparing polymers, characterised in that it consists in contacting: at least an ethylenically unsaturated polymer, at least a source of free radicals, and at least a compound of general formula (IA) wherein R represents a group formula (I); R being advantageously an electron-attracting group.